Diaphragm pressure gauges P20
Service intended: Suitable for all gaseous and liquid media. With optional flange connection also for viscous and contaminated media.
Technical Data
Construction
EN 837-3 - S1
Case
Ø 100, 160 and 250 mm, stainless steel, with pressure relief
Weather protection
IP 54 per EN 60529 / IEC 529
Pressure connection
G1/2B, Stainless steel 316Ti,
optional: open flange
Pressure element
Upper and lower flange: stainless steel 316Ti
Diaphragm: stainless steel 316Ti
Diaphragm sealing ring: FPM
Special materials see pages 02.0409 - 02.0410
Movement
Stainless steel
Pointer
Aluminium, black
Dial
Aluminium, white, Scale and lettering, black
Window
Laminated safety glass
Accuracy class
1,6
Temperature error, Tref 20°C
Rising temperature : +0,5 % FS / 10 K
Falling temperature : -0,5 % FS / 10 K
Ambient temperature Tmin / Tmax
- 25 ... + 60°C
Media temperature Tmax
+100 °C
Working pressure
Steady : 1,0 x full scale value
Fluctuating : 0,9 x full scale value
Short time overpressure : 5,0 x full scale value,
maximum 40 bar
